There are total 5 hours or 300 minutes from 4pm to 9pm. In words, this duration is equal to five hours or three hundred minutes.
How many hours from
| 9AM to 11AM | 4AM to 6PM | 3PM to 4PM |
| 7AM to 11AM | 6AM to 3AM | 5AM to 7PM |
| 3AM to 6AM | 8PM to 8AM | 12PM to 6AM |
| 12AM to 11PM | 3PM to 5PM | 6PM to 12PM |
| 8AM to 10AM | 3PM to 6AM | 10AM to 4PM |
| 9AM to 3AM | 7PM to 8PM | 7AM to 11AM |
